import java.io.File;
import java.lang.reflect.Method;
import java.net.*;
import java.util.*;
import java.util.Set;

public class Starter {
    public static void main(String[] args) {
        try {
            new Starter(args);
        } catch (Throwable e) {
            e.printStackTrace();
            System.exit(1);
        }
    }

    public static class StartClassLoader extends URLClassLoader {
        Set<File> files = Collections.synchronizedSet(new LinkedHashSet());

        public StartClassLoader() {
            super(new URL[0]);
        }

        public StartClassLoader(ClassLoader parent) {
            super(new URL[0], parent);
        }

        public boolean addFile(File f) throws MalformedURLException {
            if (!files.add(f))
                return false;
            addURL(f.toURI().toURL());
            return true;
        }
    }

    Starter(String[] args) throws Exception {
        Class c = getClass();
        File jar = new File(c.getProtectionDomain().getCodeSource().getLocation().toURI());
        System.out.println("Starter Jar: " + jar.getAbsolutePath());

        StartClassLoader startClassLoader = new StartClassLoader(/*c.getClassLoader()*/);
        startClassLoader.addFile(jar);

        Class mainClass = startClassLoader.loadClass("main");
        Method mainMethod = c.getDeclaredMethod("main", String[].class);
        mainMethod.invoke(null, new Object[] {args});
    }
}